Use directory name as multiple inclusion guard prefix.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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DB
47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
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57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
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DB
63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
3e89171a 65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
14a8acf1 67 echo " --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]"
74c53c2d 68 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 69 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 70 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 71 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
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DB
72 echo
73 echo "Configuration options:"
e6b9d588
DB
74 echo " --disable-static do not build static libraries [no]"
75 echo " --enable-shared build shared libraries [no]"
0a23c0bb
DB
76 echo " --enable-gpl allow use of GPL code, the resulting libs"
77 echo " and binaries will be under GPL [no]"
78 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
79 echo " and binaries will be unredistributable [no]"
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80 echo " --disable-ffmpeg disable ffmpeg build"
81 echo " --disable-ffplay disable ffplay build"
82 echo " --disable-ffserver disable ffserver build"
e6b9d588 83 echo " --enable-postproc enable GPLed postprocessing support [no]"
0a23c0bb 84 echo " --enable-swscale enable GPLed software scaler support [no]"
e6b9d588 85 echo " --enable-avfilter video filter support (replaces vhook) [no]"
0a23c0bb 86 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
4f50c3d5 87 echo " --disable-vhook disable video hooking support"
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88 echo " --enable-beosthreads use BeOS threads [no]"
89 echo " --enable-os2threads use OS/2 threads [no]"
90 echo " --enable-pthreads use pthreads [no]"
91 echo " --enable-w32threads use Win32 threads [no]"
92 echo " --enable-x11grab enable X11 grabbing [no]"
732c9a34 93 echo " --enable-vdpau enable VDPAU support [no]"
68178ca9 94 echo " --enable-xvmc enable XvMC support [no]"
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DB
95 echo " --disable-network disable network support [no]"
96 echo " --disable-ipv6 disable IPv6 support [no]"
97 echo " --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]"
98 echo " --enable-gray enable full grayscale support (slower color)"
99 echo " --disable-fastdiv disable table-based division"
100 echo " --enable-small optimize for size instead of speed"
101 echo " --disable-aandct disable AAN DCT code"
102 echo " --disable-fft disable FFT code"
103 echo " --disable-golomb disable Golomb code"
104 echo " --disable-mdct disable MDCT code"
68602540 105 echo " --disable-rdft disable RDFT code"
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106 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
107 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
108 echo " --enable-beos-netserver enable BeOS netserver"
109 echo " --disable-encoder=NAME disable encoder NAME"
110 echo " --enable-encoder=NAME enable encoder NAME"
111 echo " --disable-encoders disable all encoders"
112 echo " --disable-decoder=NAME disable decoder NAME"
113 echo " --enable-decoder=NAME enable decoder NAME"
114 echo " --disable-decoders disable all decoders"
115 echo " --disable-muxer=NAME disable muxer NAME"
116 echo " --enable-muxer=NAME enable muxer NAME"
117 echo " --disable-muxers disable all muxers"
118 echo " --disable-demuxer=NAME disable demuxer NAME"
119 echo " --enable-demuxer=NAME enable demuxer NAME"
120 echo " --disable-demuxers disable all demuxers"
121 echo " --enable-parser=NAME enable parser NAME"
122 echo " --disable-parser=NAME disable parser NAME"
123 echo " --disable-parsers disable all parsers"
124 echo " --enable-bsf=NAME enable bitstream filter NAME"
125 echo " --disable-bsf=NAME disable bitstream filter NAME"
126 echo " --disable-bsfs disable all bitstream filters"
127 echo " --enable-protocol=NAME enable protocol NAME"
128 echo " --disable-protocol=NAME disable protocol NAME"
129 echo " --disable-protocols disable all protocols"
130 echo " --disable-indevs disable input devices"
131 echo " --disable-outdevs disable output devices"
132 echo " --disable-devices disable all devices"
133 echo " --enable-filter=NAME enable filter NAME"
134 echo " --disable-filter=NAME disable filter NAME"
135 echo " --disable-filters disable all filters"
136 echo " --list-decoders show all available decoders"
137 echo " --list-encoders show all available encoders"
138 echo " --list-muxers show all available muxers"
139 echo " --list-demuxers show all available demuxers"
140 echo " --list-parsers show all available parsers"
141 echo " --list-protocols show all available protocols"
142 echo " --list-bsfs show all available bitstream filters"
143 echo " --list-indevs show all available input devices"
144 echo " --list-outdevs show all available output devices"
145 echo " --list-filters show all available filters"
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146 echo
147 echo "External library support:"
0a23c0bb 148 echo " --enable-avisynth enable reading of AVISynth script files [no]"
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149 echo " --enable-bzlib enable bzlib [autodetect]"
150 echo " --enable-libamr-nb enable libamr-nb floating point audio codec [no]"
151 echo " --enable-libamr-wb enable libamr-wb floating point audio codec [no]"
f7b8bffe 152 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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DB
153 echo " and libraw1394 [no]"
154 echo " --enable-libdirac enable Dirac support via libdirac [no]"
155 echo " --enable-libfaac enable FAAC support via libfaac [no]"
156 echo " --enable-libfaad enable FAAD support via libfaad [no]"
157 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
158 echo " --enable-libgsm enable GSM support via libgsm [no]"
159 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 160 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 161 echo " native (de)muxer exists [no]"
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DB
162 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
163 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
164 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 165 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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DB
166 echo " native implementation exists [no]"
167 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 168 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 169 echo " native MPEG-4/Xvid encoder exists [no]"
732c9a34 170 echo " --enable-mlib enable Sun medialib [no]"
27cb5cbc 171 echo " --enable-zlib enable zlib [autodetect]"
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172 echo ""
173 echo "Advanced options (experts only):"
174 echo " --source-path=PATH path to source code [$source_path]"
175 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 176 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 177 echo " --target-os=OS compiler targets OS [$target_os]"
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178 echo " --target-exec=CMD command to run executables on target"
179 echo " --target-path=DIR path to view of build directory on target"
89641463 180 echo " --nm=NM use nm tool"
15396d5c 181 echo " --cc=CC use C compiler CC [$cc_default]"
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182 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
183 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
184 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
185 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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186 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
187 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
188 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 189 echo " --extra-version=STRING version string suffix []"
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DB
190 echo " --build-suffix=SUFFIX library name suffix []"
191 echo " --arch=ARCH select architecture [$arch]"
192 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 193 echo " instruction selection, may crash on older CPUs)"
2b4c3615 194 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 195 echo " (requires enabling PMC)"
4f50c3d5 196 echo " --disable-altivec disable AltiVec optimizations"
3bf96eec 197 echo " --disable-amd3dnow disable 3DNow! optimizations"
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DB
198 echo " --disable-mmx disable MMX optimizations"
199 echo " --disable-mmx2 disable MMX2 optimizations"
1bb04d5a 200 echo " --disable-sse disable SSE optimizations"
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DB
201 echo " --disable-ssse3 disable SSSE3 optimizations"
202 echo " --disable-armv5te disable armv5te optimizations"
203 echo " --disable-armv6 disable armv6 optimizations"
26c7aa17 204 echo " --disable-armv6t2 disable armv6t2 optimizations"
3bbcba32 205 echo " --disable-armvfp disable ARM VFP optimizations"
0a23c0bb 206 echo " --disable-iwmmxt disable iwmmxt optimizations"
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DB
207 echo " --disable-mmi disable MMI optimizations"
208 echo " --disable-neon disable neon optimizations"
209 echo " --disable-vis disable VIS optimizations"
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210 echo
211 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 212 echo " --disable-debug disable debugging symbols"
b7d49373 213 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 214 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 215 echo " --disable-optimizations disable compiler optimizations"
0a622b98 216 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 217 echo " --disable-stripping disable stripping of executables and shared libraries"
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218 echo ""
219 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 220 exit 0
74c53c2d 221}
cf9d24ad 222
57bd82d4 223log(){
2270b4b2 224 echo "$@" >> $logfile
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225}
226
720c69da 227log_file(){
c8e9f801 228 log BEGIN $1
2270b4b2 229 pr -n -t $1 >> $logfile
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230 log END $1
231}
232
2ba042a7 233echolog(){
c8e9f801 234 log "$@"
57bd82d4 235 echo "$@"
2ba042a7
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236}
237
238die(){
239 echolog "$@"
240 cat <<EOF
241If you think configure made a mistake, make sure you are using the latest
242version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 243ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 244EOF
e155a21a 245 if disabled logging; then
2ba042a7 246 cat <<EOF
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DB
247Rerun configure with logging enabled (do not use --disable-logging), and
248include the log this produces with your report.
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249EOF
250 else
251cat <<EOF
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252Include the log file "$logfile" produced by configure as this will help
253solving the problem.
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254EOF
255 fi
cea0ac52 256 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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257 exit 1
258}
259
6c6007d6 260# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 261toupper(){
6c6007d6 262 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
263}
264
4a5444db 265tolower(){
6c6007d6 266 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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267}
268
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269c_escape(){
270 echo "$*" | sed 's/["\\]/\\\0/g'
271}
272
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273set_all(){
274 value=$1
275 shift
276 for var in $*; do
277 eval $var=$value
278 done
279}
280
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281set_weak(){
282 value=$1
283 shift
284 for var; do
285 eval : \${$var:=$value}
286 done
287}
288
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MR
289pushvar(){
290 for var in $*; do
291 eval level=\${${var}_level:=0}
292 eval ${var}_${level}="\$$var"
293 eval ${var}_level=$(($level+1))
294 done
295}
296
297popvar(){
298 for var in $*; do
299 eval level=\${${var}_level:-0}
300 test $level = 0 && continue
301 eval level=$(($level-1))
302 eval $var="\${${var}_${level}}"
303 eval ${var}_level=$level
304 eval unset ${var}_${level}
305 done
306}
307
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308enable(){
309 set_all yes $*
310}
311
312disable(){
313 set_all no $*
314}
315
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316enable_weak(){
317 set_weak yes $*
318}
319
320disable_weak(){
321 set_weak no $*
322}
323
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MR
324do_enable_deep(){
325 for var; do
326 enabled $var && continue
327 eval sel="\$${var}_select"
c510c7b5
MR
328 eval sgs="\$${var}_suggest"
329 pushvar var sgs
f9d328da 330 enable_deep $sel
c510c7b5
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331 popvar sgs
332 enable_deep_weak $sgs
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MR
333 popvar var
334 done
335}
336
337enable_deep(){
338 do_enable_deep $*
339 enable $*
340}
341
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MR
342enable_deep_weak(){
343 do_enable_deep $*
344 enable_weak $*
345}
346
57bd82d4 347enabled(){
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MR
348 test "${1#!}" = "$1" && op== || op=!=
349 eval test "x\$${1#!}" $op "xyes"
44161118
MR
350}
351
37970ebf 352disabled(){
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MR
353 test "${1#!}" = "$1" && op== || op=!=
354 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
355}
356
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MR
357enabled_all(){
358 for opt; do
359 enabled $opt || return 1
360 done
361}
362
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DB
363disabled_all(){
364 for opt; do
365 disabled $opt || return 1
366 done
367}
368
44161118
MR
369enabled_any(){
370 for opt; do
371 enabled $opt && return 0
372 done
373}
374
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DB
375disabled_any(){
376 for opt; do
377 disabled $opt && return 0
378 done
f7b230a7 379 return 1
85bca2c5
DB
380}
381
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MR
382set_default(){
383 for opt; do
88268e94 384 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
385 done
386}
387
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388is_in(){
389 value=$1
390 shift
391 for var in $*; do
392 [ $var = $value ] && return 0
393 done
394 return 1
395}
396
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397check_deps(){
398 for cfg; do
3250003c 399 cfg="${cfg#!}"
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400 enabled ${cfg}_checking && die "Circular dependency for $cfg."
401 disabled ${cfg}_checking && continue
402 enable ${cfg}_checking
403
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404 eval dep_all="\$${cfg}_deps"
405 eval dep_any="\$${cfg}_deps_any"
7ef3425f 406 eval dep_sel="\$${cfg}_select"
c510c7b5 407 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 408
c510c7b5
MR
409 pushvar cfg dep_all dep_any dep_sel dep_sgs
410 check_deps $dep_all $dep_any $dep_sel $dep_sgs
411 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 412
6a702d4c
MR
413 enabled_all $dep_all || disable $cfg
414 enabled_any $dep_any || disable $cfg
7ef3425f 415 disabled_any $dep_sel && disable $cfg
799c9e9b 416
4ec45764
RP
417 if enabled $cfg; then
418 eval dep_extralibs="\$${cfg}_extralibs"
419 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 420 enable_deep $dep_sel
c510c7b5 421 enable_deep_weak $dep_sgs
4ec45764
RP
422 fi
423
799c9e9b 424 disable ${cfg}_checking
30fd06be
MR
425 done
426}
427
44161118
MR
428print_config(){
429 pfx=$1
430 header=$2
431 makefile=$3
432 shift 3
433 for cfg; do
3d907e22 434 ucname="`toupper $cfg`"
44161118 435 if enabled $cfg; then
3d907e22 436 echo "#define ${pfx}${ucname} 1" >> $header
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MR
437 echo "${pfx}${ucname}=yes" >> $makefile
438 else
b250f9c6 439 echo "#define ${pfx}${ucname} 0" >> $header
44161118
MR
440 fi
441 done
57bd82d4
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442}
443
444flags_saved(){
2270b4b2 445 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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446}
447
dcd479c0 448save_flags(){
57bd82d4 449 flags_saved && return
dcd479c0
MR
450 SAVE_CFLAGS="$CFLAGS"
451 SAVE_LDFLAGS="$LDFLAGS"
452 SAVE_extralibs="$extralibs"
453}
454
455restore_flags(){
f5d28d10 456 flags_saved || return
dcd479c0
MR
457 CFLAGS="$SAVE_CFLAGS"
458 LDFLAGS="$SAVE_LDFLAGS"
459 extralibs="$SAVE_extralibs"
460 unset SAVE_CFLAGS
461 unset SAVE_LDFLAGS
462 unset SAVE_extralibs
463}
464
465temp_cflags(){
466 save_flags
467 CFLAGS="$CFLAGS $*"
468}
469
470temp_ldflags(){
471 save_flags
472 LDFLAGS="$LDFLAGS $*"
473}
474
475temp_extralibs(){
476 save_flags
477 extralibs="$extralibs $*"
478}
479
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MR
480append(){
481 var=$1
482 shift
483 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
484 eval "$var=\"\$$var $*\""
485}
486
487add_cflags(){
488 append CFLAGS "$@"
489}
490
491add_ldflags(){
492 append LDFLAGS "$@"
493}
494
495add_extralibs(){
496 append extralibs "$@"
497}
498
b0cfb663 499check_cmd(){
b3cb5d51 500 log "$@"
2270b4b2 501 "$@" >> $logfile 2>&1
b0cfb663
MR
502}
503
dcd479c0 504check_cc(){
57bd82d4 505 log check_cc "$@"
2270b4b2 506 cat > $TMPC
720c69da 507 log_file $TMPC
b0cfb663 508 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
509}
510
511check_cpp(){
512 log check_cpp "$@"
2270b4b2 513 cat > $TMPC
720c69da 514 log_file $TMPC
b0cfb663 515 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
516}
517
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MR
518check_asm(){
519 log check_asm "$@"
520 name="$1"
521 asm="$2"
522 shift 2
523 check_cc "$@" <<EOF && enable $name || disable $name
124c21d7 524void foo(void){ __asm__ volatile($asm); }
940f335a
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525EOF
526}
527
304d586d
LM
528check_yasm(){
529 log check_yasm "$@"
530 echo "$1" > $TMPS
531 log_file $TMPS
532 shift 1
533 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
534}
535
dcd479c0 536check_ld(){
57bd82d4 537 log check_ld "$@"
0607887f 538 check_cc || return
3155a644
MR
539 flags=''
540 libs=''
541 for f; do
542 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
543 done
544 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
545}
546
547check_cflags(){
57bd82d4
MR
548 log check_cflags "$@"
549 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
550int x;
551EOF
552}
553
554check_ldflags(){
57bd82d4
MR
555 log check_ldflags "$@"
556 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 557int main(void){ return 0; }
dcd479c0
MR
558EOF
559}
560
561check_header(){
57bd82d4 562 log check_header "$@"
dcd479c0
MR
563 header=$1
564 shift
d8bc5f06
MR
565 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
566 disable $var
567 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
568#include <$header>
569int x;
570EOF
571}
572
573check_func(){
57bd82d4 574 log check_func "$@"
dcd479c0
MR
575 func=$1
576 shift
d8bc5f06
MR
577 disable $func
578 check_ld "$@" <<EOF && enable $func
dcd479c0 579extern int $func();
c23a0ac8 580int main(void){ $func(); }
dcd479c0
MR
581EOF
582}
583
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DB
584check_func_headers(){
585 log check_func_headers "$@"
f8d7b072
MR
586 headers=$1
587 func=$2
588 shift 2
589 disable $func
590 incs=""
591 for hdr in $headers; do
592 incs="$incs
593#include <$hdr>"
594 done
595 check_ld "$@" <<EOF && enable $func
596$incs
d6773f56 597int main(int argc, char **argv){
f8d7b072
MR
598 (void) $func;
599 return 0;
600}
601EOF
602}
603
a5344cf7
SS
604check_cpp_condition(){
605 log check_cpp_condition "$@"
606 header=$1
607 condition=$2
608 check_cpp <<EOF
609#include <$header>
610#if !($condition)
611#error "unsatisfied condition: $condition"
612#endif
613EOF
614}
615
57bd82d4
MR
616check_lib(){
617 log check_lib "$@"
618 header="$1"
619 func="$2"
620 shift 2
fcfcde17
MR
621 temp_extralibs "$@"
622 check_header $header && check_func $func && add_extralibs "$@"
623 err=$?
624 restore_flags
625 return $err
57bd82d4
MR
626}
627
f8d7b072
MR
628check_lib2(){
629 log check_lib2 "$@"
630 headers="$1"
631 func="$2"
632 shift 2
633 temp_extralibs "$@"
2446d3d6 634 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
635 err=$?
636 restore_flags
637 return $err
638}
639
dcd479c0 640check_exec(){
2270b4b2 641 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
642}
643
7dfef245
MR
644check_exec_crash(){
645 code=`cat`
646
647 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
648 # are safe but may not be available everywhere. Thus we use
649 # raise(SIGTERM) instead. The check is run in a subshell so we
650 # can redirect the "Terminated" message from the shell. SIGBUS
651 # is not defined by standard C so it is used conditionally.
652
2270b4b2 653 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
654#include <signal.h>
655static void sighandler(int sig){
656 raise(SIGTERM);
657}
e5af4a11 658int main(void){
7dfef245
MR
659 signal(SIGILL, sighandler);
660 signal(SIGFPE, sighandler);
661 signal(SIGSEGV, sighandler);
662#ifdef SIGBUS
663 signal(SIGBUS, sighandler);
664#endif
665 { $code }
666}
667EOF
668}
669
72be9e73
DY
670check_type(){
671 log check_type "$@"
672 headers=$1
673 type=$2
674 shift 2
675 disable $type
676 incs=""
677 for hdr in $headers; do
678 incs="$incs
679#include <$hdr>"
680 done
681 check_cc "$@" <<EOF && enable $type
682$incs
683$type v;
684EOF
685}
686
57bd82d4
MR
687require(){
688 name="$1"
689 header="$2"
690 func="$3"
691 shift 3
692 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
693}
694
f8d7b072
MR
695require2(){
696 name="$1"
697 headers="$2"
698 func="$3"
699 shift 3
700 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
701}
702
eea50282
MR
703check_foo_config(){
704 cfg=$1
705 pkg=$2
706 header=$3
707 func=$4
708 shift 4
709 disable $cfg
710 check_cmd ${pkg}-config --version
711 err=$?
712 if test "$err" = 0; then
713 temp_cflags `${pkg}-config --cflags`
714 temp_extralibs `${pkg}-config --libs`
715 check_lib "$@" $header $func && enable $cfg
716 fi
717 return $err
718}
719
c505dd31
MR
720apply(){
721 file=$1
722 shift
723 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
724}
725
dcd61286
DB
726# CONFIG_LIST contains configurable options, while HAVE_LIST is for
727# system-dependent things.
728
4a0d6686
AJ
729COMPONENT_LIST="
730 bsfs
731 decoders
732 demuxers
733 encoders
3cde40aa 734 filters
c552605c 735 indevs
4a0d6686 736 muxers
c552605c 737 outdevs
4a0d6686
AJ
738 parsers
739 protocols
740"
741
742CONFIG_LIST="
743 $COMPONENT_LIST
e8ed9b7a 744 aandct
f7679c54
VS
745 avfilter
746 avfilter_lavf
c88f5d72
MR
747 avisynth
748 beos_netserver
f402916e 749 bzlib
27a9466b 750 fastdiv
c88f5d72
MR
751 ffmpeg
752 ffplay
753 ffserver
1848f7d9 754 fft
4f034993 755 golomb
c88f5d72 756 gpl
ecfc4f44 757 gprof
d8d0d0b2 758 gray
3abe5fbd 759 hardcoded_tables
c88f5d72 760 ipv6
f5a756ef
DB
761 libamr_nb
762 libamr_wb
f7b8bffe 763 libdc1394
690bfceb 764 libdirac
2eed5a46
DB
765 libfaac
766 libfaad
767 libfaadbin
c88f5d72 768 libgsm
6ebe07fb 769 libmp3lame
c88f5d72 770 libnut
f7cd9eed 771 libschroedinger
ae14f311 772 libspeex
150d2772 773 libtheora
c88f5d72 774 libvorbis
1cc60c47
DB
775 libx264
776 libxvid
47a158cb 777 mdct
c88f5d72 778 memalign_hack
a8150374 779 mlib
c88f5d72
MR
780 mpegaudio_hp
781 network
3fe142e2 782 nonfree
4a24ab64 783 postproc
2b4c3615 784 powerpc_perf
68602540 785 rdft
2e35e684 786 shared
bd2216e4 787 small
2e35e684 788 static
13ca50f3 789 swscale
272081b0 790 vdpau
c88f5d72 791 vhook
56a059ac 792 x11grab
68178ca9 793 xvmc
c88f5d72 794 zlib
4a0d6686 795"
c88f5d72 796
8eee7025
DB
797THREADS_LIST='
798 beosthreads
d22e8442 799 os2threads
8eee7025
DB
800 pthreads
801 w32threads
802'
803
3f5b56e5
MR
804ARCH_LIST='
805 alpha
a2fc0f6a 806 arm
3f5b56e5
MR
807 bfin
808 ia64
809 m68k
810 mips
811 parisc
79cb09b2 812 ppc
3f5b56e5
MR
813 s390
814 sh4
815 sparc
816 sparc64
817 x86
818 x86_32
819 x86_64
820'
821
822ARCH_EXT_LIST='
1ac9331a 823 altivec
3bf96eec 824 amd3dnow
1ac9331a 825 armv5te
edab3048 826 armv6
ab5cb084 827 armv6t2
f55b299a 828 armvfp
3f5b56e5
MR
829 iwmmxt
830 mmi
831 mmx
d7f0920b 832 mmx2
6b18d278 833 neon
799fde37 834 ppc4xx
1bb04d5a 835 sse
9eeed841 836 ssse3
bd9d34a0 837 vis
3f5b56e5
MR
838'
839
840HAVE_LIST="
841 $ARCH_EXT_LIST
842 $THREADS_LIST
35fd8122 843 alsa_asoundlib_h
3f5b56e5 844 altivec_h
c9fdab0d 845 arpa_inet_h
6bd859d6 846 bswap
ecf97f22 847 closesocket
1ac9331a 848 cmov
e16e49ac 849 conio_h
c88f5d72 850 dcbzl
f8aa696f
DB
851 dev_bktr_ioctl_bt848_h
852 dev_bktr_ioctl_meteor_h
853 dev_ic_bt8xx_h
854 dev_video_meteor_ioctl_meteor_h
855 dev_video_bktr_ioctl_bt848_h
18b67ae5 856 dlfcn_h
c88f5d72 857 dlopen
bc574408 858 dos_paths
245626d0
DB
859 ebp_available
860 ebx_available
c2a29455 861 fast_64bit
7073e9fc 862 fast_cmov
7b829d2a 863 fast_unaligned
9d99cc5a 864 fork
c88f5d72 865 freetype2
da9e86f8 866 gethrtime
4e68cb8a 867 GetProcessTimes
66be5b45 868 getrusage
c88f5d72 869 imlib2
2e1913b1 870 inet_aton
61d251db 871 inline_asm
0b4a1821
AS
872 libdc1394_1
873 libdc1394_2
a33cab3a
MK
874 llrint
875 lrint
c88f5d72 876 lrintf
f8aa696f
DB
877 machine_ioctl_bt848_h
878 machine_ioctl_meteor_h
c88f5d72
MR
879 malloc_h
880 memalign
6ffa87d3 881 mkstemp
b4e806b2 882 pld
1f91cdce 883 posix_memalign
9cafbd6c 884 ppc64
a33cab3a
MK
885 round
886 roundf
c88f5d72
MR
887 sdl
888 sdl_video_size
b507ebd1 889 setmode
72be9e73 890 socklen_t
deb29777 891 soundcard_h
f8cda19e 892 poll_h
b58412f1 893 sys_mman_h
b091aa44 894 sys_resource_h
81644c2e 895 sys_select_h
deb29777 896 sys_soundcard_h
1b6e8b73 897 sys_videoio_h
e16e49ac 898 termios_h
b265431e 899 threads
7b04b8a0 900 truncf
6ff3f3e7 901 winsock2_h
304d586d 902 yasm
0cb78cef 903"
44161118 904
b6bb00b0
MR
905# options emitted with CONFIG_ prefix but not available on command line
906CONFIG_EXTRA="
907 fft_mmx
40b509b3 908 oldscaler
b6bb00b0
MR
909"
910
520cc7f1 911CMDLINE_SELECT="
3f5b56e5 912 $ARCH_EXT_LIST
520cc7f1 913 $CONFIG_LIST
8eee7025 914 $THREADS_LIST
db6107b6 915 cross_compile
520cc7f1
MR
916 debug
917 extra_warnings
8c6afa4d 918 logging
d2bbb2f7 919 optimizations
87a0fb62 920 stripping
520cc7f1 921"
426be5dc
DB
922
923PATHS_LIST='
d156bede 924 bindir
14a8acf1 925 datadir
26759c44
MR
926 incdir
927 libdir
26759c44
MR
928 mandir
929 prefix
930 shlibdir
426be5dc
DB
931'
932
933CMDLINE_SET="
934 $PATHS_LIST
935 arch
936 build_suffix
937 cc
938 cpu
939 cross_prefix
ac63af34 940 extra_version
9da6609f
MR
941 host_cc
942 host_cflags
943 host_ldflags
944 host_libs
426be5dc 945 logfile
89641463 946 nm
26759c44 947 source_path
a7ada2ba 948 target_exec
26759c44 949 target_os
a7ada2ba 950 target_path
426be5dc 951"
520cc7f1 952
912f3148
DB
953# code dependency declarations
954
9eeed841 955# architecture extensions
79cb09b2 956altivec_deps="ppc"
3bf96eec 957amd3dnow_deps="mmx"
a2fc0f6a
MR
958armv5te_deps="arm"
959armv6_deps="arm"
ab5cb084 960armv6t2_deps="arm"
a2fc0f6a
MR
961armvfp_deps="arm"
962iwmmxt_deps="arm"
e241ba14 963mmi_deps="mips"
9eeed841 964mmx_deps="x86"
75aa95a6 965mmx2_deps="mmx"
a2fc0f6a 966neon_deps="arm"
799fde37 967ppc4xx_deps="ppc"
75aa95a6
DB
968sse_deps="mmx"
969ssse3_deps="sse"
bd9d34a0 970vis_deps="sparc"
9eeed841 971
b6bb00b0
MR
972# common features
973fft_suggest="fft_mmx"
974fft_mmx_deps="mmx yasm"
40b509b3 975oldscaler_deps="!swscale"
b6bb00b0 976
912f3148 977# decoders / encoders
47a158cb 978aac_decoder_select="fft mdct"
d8d12c15 979ac3_decoder_deps="gpl"
47a158cb
MR
980ac3_decoder_select="fft mdct"
981atrac3_decoder_select="fft mdct"
4f034993 982cavs_decoder_select="golomb"
47a158cb 983cook_decoder_select="fft mdct"
2eef7c62 984cscd_decoder_suggest="zlib"
47a158cb 985dca_decoder_select="fft mdct"
e8ed9b7a 986dnxhd_encoder_select="aandct"
2eef7c62 987dxa_decoder_select="zlib"
406ab5cc 988eac3_decoder_deps="gpl"
47a158cb 989eac3_decoder_select="fft mdct"
e8ed9b7a 990eatgq_decoder_select="aandct"
4f034993
MR
991ffv1_decoder_select="golomb"
992flac_decoder_select="golomb"
993flac_encoder_select="golomb"
2eef7c62
AJ
994flashsv_decoder_select="zlib"
995flashsv_encoder_select="zlib"
e8ed9b7a
DB
996flv_encoder_select="aandct"
997h261_encoder_select="aandct"
998h263_encoder_select="aandct"
999h263p_encoder_select="aandct"
4f034993 1000h264_decoder_select="golomb"
369122dd 1001h264_vdpau_decoder_deps="vdpau"
47a158cb 1002imc_decoder_select="fft mdct"
4f034993
MR
1003jpegls_decoder_select="golomb"
1004jpegls_encoder_select="golomb"
e8ed9b7a 1005ljpeg_encoder_select="aandct"
4f034993 1006loco_decoder_select="golomb"
e8ed9b7a
DB
1007mjpeg_encoder_select="aandct"
1008mpeg1video_encoder_select="aandct"
1009mpeg2video_encoder_select="aandct"
1010mpeg4_encoder_select="aandct"
d37edddc 1011mpeg_vdpau_decoder_deps="vdpau"
2b324225 1012mpeg1_vdpau_decoder_deps="vdpau"
68178ca9 1013mpeg_xvmc_decoder_deps="xvmc X11_extensions_XvMClib_h"
e8ed9b7a
DB
1014msmpeg4v1_encoder_select="aandct"
1015msmpeg4v2_encoder_select="aandct"
1016msmpeg4v3_encoder_select="aandct"
47a158cb
MR
1017nellymoser_decoder_select="fft mdct"
1018nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
1019png_decoder_select="zlib"
1020png_encoder_select="zlib"
63cae55d 1021qdm2_decoder_select="fft mdct rdft"
e8ed9b7a
DB
1022rv10_encoder_select="aandct"
1023rv20_encoder_select="aandct"
4f034993
MR
1024shorten_decoder_select="golomb"
1025sonic_decoder_select="golomb"
1026sonic_encoder_select="golomb"
1027sonic_ls_encoder_select="golomb"
1028svq3_decoder_select="golomb"
bee2eac5 1029svq3_decoder_suggest="zlib"
2eef7c62
AJ
1030tiff_decoder_suggest="zlib"
1031tiff_encoder_suggest="zlib"
1032tscc_decoder_select="zlib"
c5b42f4a 1033vc1_vdpau_decoder_deps="vdpau"
47a158cb
MR
1034vorbis_decoder_select="fft mdct"
1035vorbis_encoder_select="fft mdct"
1036wmav1_decoder_select="fft mdct"
1037wmav1_encoder_select="fft mdct"
1038wmav2_decoder_select="fft mdct"
1039wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1040wmv1_encoder_select="aandct"
1041wmv2_encoder_select="aandct"
c5b42f4a 1042wmv3_vdpau_decoder_deps="vdpau"
2eef7c62
AJ
1043zlib_decoder_select="zlib"
1044zlib_encoder_select="zlib"
1045zmbv_decoder_select="zlib"
1046zmbv_encoder_select="zlib"
30fd06be 1047
912f3148 1048# external libraries
f5a756ef
DB
1049libamr_nb_decoder_deps="libamr_nb"
1050libamr_nb_encoder_deps="libamr_nb"
1051libamr_wb_decoder_deps="libamr_wb"
1052libamr_wb_encoder_deps="libamr_wb"
1b71f045 1053libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1054libdirac_encoder_deps="libdirac"
c9171a83 1055libfaac_encoder_deps="libfaac"
69ddbd1d 1056libfaad_decoder_deps="libfaad"
4ec45764 1057libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1058libgsm_decoder_deps="libgsm"
1059libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1060libgsm_ms_decoder_deps="libgsm"
1061libgsm_ms_encoder_deps="libgsm"
1cc60c47 1062libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
1063libschroedinger_decoder_deps="libschroedinger"
1064libschroedinger_encoder_deps="libschroedinger"
ae14f311 1065libspeex_decoder_deps="libspeex"
150d2772 1066libtheora_encoder_deps="libtheora"
b0caf888 1067libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1068libx264_encoder_deps="libx264"
1069libxvid_encoder_deps="libxvid"
13566c31 1070mpeg4aac_decoder_deps="libfaad"
272081b0 1071vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
30fd06be 1072
912f3148 1073# demuxers / muxers
03a76ba9 1074ac3_demuxer_deps="ac3_parser"
35fd8122
NG
1075alsa_demuxer_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1076alsa_demuxer_extralibs="-lasound"
1077alsa_muxer_deps="alsa_asoundlib_h"
1078alsa_muxer_extralibs="-lasound"
50383e88 1079audio_beos_demuxer_deps="audio_beos"
4ec45764 1080audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1081audio_beos_muxer_deps="audio_beos"
4ec45764 1082audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1083avisynth_demuxer_deps="avisynth"
73483024 1084bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1085dirac_demuxer_deps="dirac_parser"
fe9bb347 1086dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1087libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1088libnut_demuxer_deps="libnut"
1089libnut_muxer_deps="libnut"
2eef7c62
AJ
1090matroska_demuxer_suggest="zlib bzlib"
1091mov_demuxer_suggest="zlib"
4bd8e17c 1092mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1093oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1094oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1095redir_demuxer_deps="network"
8eb793c4 1096rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1097rtsp_demuxer_deps="sdp_demuxer"
1098sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1099v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1100v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1101vfwcap_demuxer_deps="capCreateCaptureWindow"
1102vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1103x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1104x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1105
912f3148 1106# protocols
c08fb000
AB
1107http_protocol_deps="network"
1108rtp_protocol_deps="udp_protocol"
1109tcp_protocol_deps="network"
1110udp_protocol_deps="network"
1111
f7679c54 1112# filters
81124ba0 1113movie_filter_deps="avfilter_lavf"
f7679c54 1114
912f3148 1115# programs
fa859b4d 1116ffplay_deps="sdl"
6ad42348 1117ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1118ffserver_extralibs='$ldl'
1119vhook_extralibs='$ldl'
a2830dca 1120
912f3148 1121
de6d9b64 1122# default parameters
8a608357 1123
2ba042a7 1124logfile="config.err"
8a608357
MR
1125
1126# installation paths
c9d19248
MR
1127prefix_default="/usr/local"
1128bindir_default='${prefix}/bin'
14a8acf1 1129datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1130incdir_default='${prefix}/include'
1131libdir_default='${prefix}/lib'
1132mandir_default='${prefix}/share/man'
1133shlibdir_default="$libdir_default"
8a608357
MR
1134
1135# toolchain
11e6d03a 1136ar="ar"
13c7df3d 1137cc_default="gcc"
9da6609f 1138host_cc_default="gcc"
11e6d03a 1139ln_s="ln -sf"
89641463 1140nm_default="nm"
11e6d03a 1141objformat="elf"
be7109c1 1142ranlib="ranlib"
0f3cb305 1143strip="strip"
11e6d03a 1144yasmexe="yasm"
8a608357
MR
1145
1146# machine
cc6a90dd 1147arch=`uname -m`
38d0a8aa 1148cpu="generic"
8a608357 1149
8a608357 1150# OS
4f854758 1151target_os=$(tolower $(uname -s))
8a608357 1152
8a608357 1153# configurable options
497237c7 1154enable debug
497237c7
RP
1155enable ffmpeg
1156enable ffplay
1157enable ffserver
1158enable ipv6
497237c7
RP
1159enable mpegaudio_hp
1160enable network
40b509b3 1161enable oldscaler
8400d6b8 1162enable optimizations
497237c7 1163enable protocols
530dc538 1164enable static
87a0fb62 1165enable stripping
8a608357
MR
1166vhook="default"
1167
8a608357 1168# build settings
11a9d3e8 1169add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1170SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1171VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1172FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1173LIBPREF="lib"
1174LIBSUF=".a"
c5f14466
RP
1175FULLNAME='$(NAME)$(BUILDSUF)'
1176LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1177SLIBPREF="lib"
1178SLIBSUF=".so"
c5f14466 1179SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1180SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1181SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1182LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1183
9da6609f
MR
1184host_cflags='-O3 -g -Wall'
1185host_libs='-lm'
1186
a7ada2ba
MR
1187target_path='.'
1188
0d7dca36
DB
1189# gcc stupidly only outputs the basename of targets with -MM, but we need the
1190# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1191DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 1192
c597172e
MR
1193# find source path
1194source_path="`dirname \"$0\"`"
497237c7 1195enable source_path_used
c597172e
MR
1196if test -z "$source_path" -o "$source_path" = "." ; then
1197 source_path="`pwd`"
497237c7 1198 disable source_path_used
c597172e
MR
1199else
1200 source_path="`cd \"$source_path\"; pwd`"
1201 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1202 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1203fi
1204
c597172e
MR
1205FFMPEG_CONFIGURATION="$@"
1206
73ef8980
MR
1207find_things(){
1208 thing=$1
1209 pattern=$2
1210 file=$source_path/$3
932ccf39 1211 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1212}
1213
1214ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1215DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1216PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1217BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1218MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1219DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1220OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1221INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1222PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1223FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1224
7483e694
DB
1225enable $ARCH_EXT_LIST \
1226 $DECODER_LIST \
1227 $ENCODER_LIST \
1228 $PARSER_LIST \
1229 $BSF_LIST \
1230 $DEMUXER_LIST \
1231 $MUXER_LIST \
f7679c54 1232 $FILTER_LIST \
7483e694
DB
1233 $PROTOCOL_LIST \
1234 $INDEV_LIST \
1235 $OUTDEV_LIST \
c597172e
MR
1236
1237die_unknown(){
1238 echo "Unknown option \"$1\"."
1239 echo "See $0 --help for available options."
1240 exit 1
1241}
1242
794f8e97 1243show_list() {
bf0c4afa
RP
1244 suffix=_$1
1245 shift
1246 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1247 exit 0
1248}
1249
c597172e 1250for opt do
7483e694
DB
1251 optval="${opt#*=}"
1252 case "$opt" in
0f010b2f 1253 --extra-cflags=*) add_cflags $optval
7483e694 1254 ;;
0f010b2f 1255 --extra-ldflags=*) add_ldflags $optval
7483e694 1256 ;;
0f010b2f 1257 --extra-libs=*) add_extralibs $optval
7483e694 1258 ;;
8fb1cb58 1259 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1260 ;;
40bcf4c7
BL
1261 --enable-debug=*) debuglevel="$optval"
1262 ;;
7483e694
DB
1263 --enable-*=*|--disable-*=*)
1264 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1265 case "$thing" in
81124ba0 1266 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1267 *) die_unknown "$opt" ;;
1268 esac
1269 ;;
1270 --enable-?*|--disable-?*)
1271 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1272 if is_in $option $COMPONENT_LIST; then
1273 eval $action \$$(toupper ${option%s})_LIST
1274 elif is_in $option $CMDLINE_SELECT; then
1275 $action $option
1276 else
1277 die_unknown $opt
1278 fi
7483e694
DB
1279 ;;
1280 --list-*)
1281 NAME="${opt#--list-}"
1282 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1283 NAME=${NAME%s}
1284 eval show_list $NAME \$$(toupper $NAME)_LIST
1285 ;;
1286 --help|-h) show_help
1287 ;;
1288 *)
884a36a7 1289 optname="${opt%%=*}"
26759c44
MR
1290 optname="${optname#--}"
1291 optname=$(echo "$optname" | sed 's/-/_/g')
1292 is_in $optname $CMDLINE_SET || die_unknown $opt
1293 eval $optname='$optval'
7483e694
DB
1294 ;;
1295 esac
c597172e
MR
1296done
1297
bcea99bb
MR
1298disabled logging && logfile=/dev/null
1299
1300echo "# $0 $@" > $logfile
1301set >> $logfile
1302
9da6609f
MR
1303test -n "$cross_prefix" && enable cross_compile
1304
adb2b908 1305ar="${cross_prefix}${ar}"
11e6d03a 1306cc_default="${cross_prefix}${cc_default}"
20e0ed95 1307nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1308ranlib="${cross_prefix}${ranlib}"
1309strip="${cross_prefix}${strip}"
1310
89641463 1311set_default cc nm
9da6609f
MR
1312enabled cross_compile || host_cc_default=$cc
1313set_default host_cc
13c7df3d 1314
e4e69e0b 1315# set temporary file name
a49d42c2 1316: ${TMPDIR:=$TEMPDIR}
c51fafa1 1317: ${TMPDIR:=$TMP}
a49d42c2 1318: ${TMPDIR:=/tmp}
e4e69e0b 1319
a49d42c2
MR
1320TMPC="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1321TMPE="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1322TMPH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1323TMPO="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1324TMPS="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1325TMPSH="${TMPDIR}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
e4e69e0b 1326
e9b9a2f8
MN
1327check_cflags -std=c99
1328
b24dbcbd
RP
1329case "$arch" in
1330 i386|i486|i586|i686|i86pc|BePC)
62045d48
DB
1331 arch="x86"
1332 subarch="x86_32"
b24dbcbd
RP
1333 enable fast_unaligned
1334 ;;
1335 x86_64|amd64)
62045d48
DB
1336 arch="x86"
1337 subarch="x86_32"
34b37f86
DM
1338 enable cmov
1339 enable fast_cmov
b24dbcbd 1340 enable fast_unaligned
62045d48 1341 check_cc <<EOF && enable fast_64bit && subarch="x86_64"
b24dbcbd
RP
1342 int test[sizeof(char*) - 7];
1343EOF
1344 ;;
b24dbcbd 1345 arm|armv[4567]*l)
a2fc0f6a 1346 arch="arm"
b24dbcbd
RP
1347 ;;
1348 alpha)
1349 arch="alpha"
1350 enable fast_64bit
c0a02a3e 1351 check_cflags -mieee
b24dbcbd
RP
1352 ;;
1353 "Power Macintosh"|ppc|powerpc)
79cb09b2 1354 arch="ppc"
aa8bc0f1 1355 enable fast_unaligned
b24dbcbd
RP
1356 ;;
1357 ppc64)
79cb09b2 1358 arch="ppc"
b24dbcbd 1359 enable fast_64bit
aa8bc0f1 1360 enable fast_unaligned
b24dbcbd 1361 ;;
de3a1240 1362 mips|mipsel|IP*)
b24dbcbd
RP
1363 arch="mips"
1364 ;;
de3a1240
DB
1365 mips64)
1366 arch="mips"
1367 enable fast_64bit
1368 ;;
b24dbcbd 1369 sun4u|sparc64)
62045d48
DB
1370 arch="sparc"
1371 subarch="sparc64"
b24dbcbd
RP
1372 enable fast_64bit
1373 ;;
1374 sparc)
1375 arch="sparc"
1376 ;;
61597a98 1377 sh4|sh)
b24dbcbd
RP
1378 arch="sh4"
1379 ;;
61597a98 1380 parisc|hppa)
b24dbcbd
RP
1381 arch="parisc"
1382 ;;
61597a98 1383 parisc64|hppa64)
b24dbcbd
RP
1384 arch="parisc"
1385 enable fast_64bit
1386 ;;
1387 s390|s390x)
1388 arch="s390"
1389 ;;
1390 m68k)
1391 arch="m68k"
1392 ;;
1393 ia64)
1394 arch="ia64"
1395 enable fast_64bit
1396 ;;
1397 bfin)
1398 arch="bfin"
1399 ;;
1400 *)
1401 arch="unknown"
1402 ;;
1403esac
1404
62045d48 1405enable $arch $subarch
b24dbcbd 1406
7483e694 1407# OS specific
4f854758 1408case $target_os in
7483e694 1409 beos|haiku|zeta)
c9d19248 1410 prefix_default="$HOME/config"
7483e694 1411 # helps building libavcodec
0f010b2f 1412 add_cflags -DPIC -fomit-frame-pointer
7483e694
DB
1413 # 3 gcc releases known for BeOS, each with ugly bugs
1414 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1415 case "$gcc_version" in
1416 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1417 disable mmx
1418 ;;
1419 *20010315*) echo "BeBits gcc"
0f010b2f 1420 add_cflags -fno-expensive-optimizations
7483e694
DB
1421 ;;
1422 esac
7483e694
DB
1423 SHFLAGS=-nostart
1424 # enable BeOS things
1425 enable audio_beos
1426 # no need for libm, but the inet stuff
1427 # Check for BONE
1428 # XXX: actually should check for NOT net_server
78fe7631 1429 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1430 network_extralibs="-lbind -lsocket"
1431 else
1432 enable beos_netserver
1433 network_extralibs="-lnet"
1434 fi ;;
1435 sunos)
1436 FFSERVERLDFLAGS=""
9987769a 1437 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694 1438 network_extralibs="-lsocket -lnsl"
e193c74e 1439 add_cflags -D__EXTENSIONS__
7483e694
DB
1440 ;;
1441 netbsd)
1442 oss_demuxer_extralibs="-lossaudio"
1443 oss_muxer_extralibs="-lossaudio"
1444 ;;
1445 openbsd)
1446 disable need_memalign
1447 LIBOBJFLAGS='$(PIC)'
7483e694 1448 SHFLAGS='-shared'
7483e694
DB
1449 oss_demuxer_extralibs="-lossaudio"
1450 oss_muxer_extralibs="-lossaudio"
1451 ;;
1452 freebsd)
1453 disable need_memalign
1454 ;;
1455 bsd/os)
1456 osextralibs="-lpoll -lgnugetopt"
1457 strip="strip -d"
1458 ;;
1459 darwin)
1460 disable need_memalign
0138c54e 1461 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1462 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1463 strip="strip -x"
1464 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1465 SLIBSUF=".dylib"
1466 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1467 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1468 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1469 objformat="macho"
1b0f6fb8 1470 enabled x86_64 && objformat="macho64"
7483e694
DB
1471 ;;
1472 mingw32*)
4f854758 1473 target_os=mingw32
dcc01c06 1474 LIBTARGET=i386
1fc9fb8a 1475 if enabled x86_64; then
dcc01c06
RP
1476 disable need_memalign
1477 LIBTARGET=x64
1478 fi
fbd971a4 1479 shlibdir_default="$bindir_default"
7483e694
DB
1480 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1481 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1482 if enabled swscale; then
7483e694
DB
1483 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1484 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1485 fi
1486 disable ffserver
1487 SLIBPREF=""
1488 SLIBSUF=".dll"
1489 EXESUF=".exe"
1490 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1491 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1492 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1493 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1494 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1495 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1496 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1497 objformat="win32"
bc574408 1498 enable dos_paths
b1549d61 1499 if ! enabled x86_64; then
f7ad5aa2
RP
1500 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1501 die "ERROR: MinGW runtime version must be >= 3.15."
1502 enabled_any avisynth vfwcap_demuxer &&
1503 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1504 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
1505 fi
7483e694
DB
1506 ;;
1507 cygwin*)
4f854758 1508 target_os=cygwin
fbd971a4 1509 shlibdir_default="$bindir_default"
7483e694
DB
1510 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1511 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1512 if enabled swscale; then
7483e694
DB
1513 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1514 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1515 fi
1516 EXESUF=".exe"
1517 SLIBPREF="cyg"
1518 SLIBSUF=".dll"
1519 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1520 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1521 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1522 objformat="win32"
bc574408 1523 enable dos_paths
7483e694 1524 ;;
4f365f37 1525 *-dos|freedos|opendos)
4f365f37
MK
1526 disable ffplay ffserver vhook
1527 disable $INDEV_LIST $OUTDEV_LIST
1528 network_extralibs="-lsocket"
1529 EXESUF=".exe"
ff1c015d 1530 objformat="coff"
bc574408 1531 enable dos_paths
4f365f37 1532 ;;
7483e694 1533 linux)
7483e694
DB
1534 enable dv1394
1535 ;;
1536 irix*)
4f854758 1537 target_os=irix
7483e694
DB
1538 ranlib="echo ignoring ranlib"
1539 ;;
d22e8442 1540 os/2*)
d22e8442
DY
1541 strip="lxlite"
1542 ln_s="cp -f"
d22e8442
DY
1543 EXESUF=".exe"
1544 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1545 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1546 FFSERVERLDFLAGS=""
287d3b13 1547 LIBSUF="_s.a"
d22e8442
DY
1548 SLIBPREF=""
1549 SLIBSUF=".dll"
1550 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1551 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1552 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1553 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1554 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1555 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1556 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1557 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1558 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1559 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1560 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1561 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1562 disable vhook
bc574408 1563 enable dos_paths
d22e8442 1564 ;;
269820f1
PR
1565 interix)
1566 disable vhook
1567 ;;
d22e8442 1568
7483e694 1569 *)
4f924f9a 1570 die "Unknown OS '$target_os'."
7483e694
DB
1571 ;;
1572esac
1573
c9d19248
MR
1574set_default $PATHS_LIST
1575
c597172e 1576add_extralibs $osextralibs
de6d9b64 1577
28d8e661
DB
1578# Combine FFLDFLAGS and the LDFLAGS environment variable.
1579LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1580
320d060a 1581# we need to build at least one lib type
93b3c083 1582if ! enabled_any static shared; then
320d060a
DB
1583 cat <<EOF
1584At least one library type must be built.
1585Specify --enable-static to build the static libraries or --enable-shared to
1586build the shared libraries as well. To only build the shared libraries specify
1587--disable-static in addition to --enable-shared.
1588EOF
1589 exit 1;
1590fi
1591
abc4e572 1592disabled static && LIBNAME=""
2a320695 1593
a2234ceb
RP
1594if enabled_any libfaad libfaadbin ; then
1595 if check_header faad.h; then
295b8c70 1596 check_cc <<EOF
a2234ceb
RP
1597#include <faad.h>
1598#ifndef FAAD2_VERSION
1599ok faad1
1600#endif
db817cf3 1601int main(void) { return 0; }
a2234ceb
RP
1602EOF
1603 test $? = 0 && enable libfaad2
1604 else
ff3dac65 1605 die "FAAD test failed."
a2234ceb
RP
1606 fi
1607fi
1608
1609
93b3c083 1610if ! enabled gpl; then
54118497
RP
1611 die_gpl_disabled(){
1612 name=$1
1613 shift
1614 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1615 }
4a24ab64 1616 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1617 die_gpl_disabled "libx264" libx264
1618 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1619 die_gpl_disabled "FAAD2" libfaad2
1620 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1621 die_gpl_disabled "The software scaler" swscale
ebb810d9 1622fi
b2e3c528 1623
3fe142e2
DB
1624if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1625 die "libamr is nonfree and --enable-nonfree is not specified."
1626fi
1627
9eeed841 1628check_deps $ARCH_EXT_LIST
0f3cb305 1629
5d323602
MR
1630test -z "$need_memalign" && need_memalign="$mmx"
1631
cf9d24ad 1632#Darwin CC versions
4f854758 1633if test $target_os = darwin; then
3dddba4b 1634 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f 1635 add_cflags -qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto
cf9d24ad 1636 else
0f010b2f
DB
1637 add_cflags -pipe
1638 check_cflags -force_cpusubtype_ALL
1639 check_cflags -Wno-sign-compare
f946a9a4 1640 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1641 fi
2a1a6b64
MN
1642fi
1643
40617a6d 1644disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1645
a4adb608 1646# Add processor-specific flags
38d0a8aa 1647if test $cpu != "generic"; then
bc8ec47b
MR
1648 warn_altivec(){
1649 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1650 }
38d0a8aa 1651 case $cpu in
bb270c08 1652 601|ppc601|PowerPC601)
0f010b2f 1653 add_cflags -mcpu=601
bc8ec47b 1654 warn_altivec enabled PPC601
bb270c08
DB
1655 ;;
1656 603*|ppc603*|PowerPC603*)
0f010b2f 1657 add_cflags -mcpu=603
bc8ec47b 1658 warn_altivec enabled PPC603
bb270c08
DB
1659 ;;
1660 604*|ppc604*|PowerPC604*)
0f010b2f 1661 add_cflags -mcpu=604
bc8ec47b 1662 warn_altivec enabled PPC604
bb270c08
DB
1663 ;;
1664 G3|g3|75*|ppc75*|PowerPC75*)
0f010b2f 1665 add_cflags -mcpu=750 -mpowerpc-gfxopt
bc8ec47b 1666 warn_altivec enabled PPC75x
bb270c08
DB
1667 ;;
1668 G4|g4|745*|ppc745*|PowerPC745*)
0f010b2f 1669 add_cflags -mcpu=7450 -mpowerpc-gfxopt
bc8ec47b 1670 warn_altivec disabled PPC745x
bb270c08
DB
1671 ;;
1672 74*|ppc74*|PowerPC74*)
0f010b2f 1673 add_cflags -mcpu=7400 -mpowerpc-gfxopt
bc8ec47b 1674 warn_altivec disabled PPC74xx
bb270c08
DB
1675 ;;
1676 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
0f010b2f 1677 add_cflags -mcpu=970 -mpowerpc-gfxopt -mpowerpc64
bc8ec47b 1678 warn_altivec disabled PPC970
9cafbd6c 1679 enable ppc64
bb270c08 1680 ;;
e07e357d 1681 Cell|CELL|cell)
0f010b2f 1682 add_cflags -mcpu=cell
e07e357d 1683 warn_altivec disabled Cell
9cafbd6c 1684 enable ppc64
e07e357d 1685 ;;
e7768fc5
GP
1686 # targets that do NOT support conditional mov (cmov)
1687 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
0f010b2f 1688 add_cflags -march=$cpu
497237c7 1689 disable cmov
e7768fc5
GP
1690 ;;
1691 # targets that do support conditional mov (cmov)
416519dd 1692 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
0f010b2f 1693 add_cflags -march=$cpu
497237c7
RP
1694 enable cmov
1695 enable fast_cmov
94e4c3a3
GP
1696 ;;
1697 # targets that do support conditional mov but on which it's slow
800a5a19 1698 pentium4|pentium4m|prescott|nocona)
0f010b2f 1699 add_cflags -march=$cpu
497237c7
RP
1700 enable cmov
1701 disable fast_cmov
bb270c08 1702 ;;
d7b34d08 1703 sparc64)
0f010b2f 1704 add_cflags -mcpu=v9
d7b34d08 1705 ;;
f2e49553 1706 arm11*|cortex*)
0f010b2f 1707 add_cflags -mcpu=$cpu
f2e49553
MR
1708 enable fast_unaligned
1709 ;;
0223bd6f 1710 armv*)
0f010b2f 1711 add_cflags -march=$cpu
0223bd6f 1712 ;;
f2e49553 1713 arm*)
0f010b2f 1714 add_cflags -mcpu=$cpu
6b19786b 1715 ;;
1cd11856
MR
1716 ev4|ev45|ev5|ev56|pca56|ev6|ev67)
1717 add_cflags -mcpu=$cpu
1718 ;;
bb270c08 1719 *)
7483e694 1720 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1721 ;;
a4adb608
MN
1722 esac
1723fi
1724
be0d52ab 1725# make sure we can execute files in $TMPDIR
2270b4b2 1726cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1727#! /bin/sh
1728EOF
2270b4b2
DB
1729chmod +x $TMPSH >> $logfile 2>&1
1730if ! $TMPSH >> $logfile 2>&1; then
be0d52ab 1731 cat <<EOF
a49d42c2
MR
1732Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1733variable to another directory and make sure that it is not mounted noexec.
be0d52ab
MR
1734EOF
1735 die "Sanity test failed."
1736fi
edd08265 1737rm $TMPSH
be0d52ab 1738
1a268acc
MR
1739# compiler sanity check
1740check_exec <<EOF
c23a0ac8 1741int main(void){ return 0; }
1a268acc
MR
1742EOF
1743if test "$?" != 0; then
1744 echo "$cc is unable to create an executable file."
93b3c083 1745 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1746 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1747 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1748 fi
1749 die "C compiler test failed."
1750fi
1751
b4d96ba2
MR
1752check_cc <<EOF || die "Symbol mangling check failed."
1753int ff_extern;
1754EOF
2f05d9c1 1755sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1756extern_prefix=${sym%%ff_extern*}
1757
61d251db
MR
1758check_asm inline_asm '""'
1759
9eeed841 1760if enabled x86; then
44965991
PI
1761 # check whether EBP is available on x86
1762 # As 'i' is stored on the stack, this program will crash
1763 # if the base pointer is used to access it because the
1764 # base pointer is cleared in the inline assembly code.
7dfef245 1765 check_exec_crash <<EOF && enable ebp_available
44965991 1766 volatile int i=0;
be449fca 1767 __asm__ volatile (
44965991
PI
1768 "xorl %%ebp, %%ebp"
1769 ::: "%ebp");
1770 return i;
44965991
PI
1771EOF
1772
1773 # check wether EBX is available on x86
940f335a 1774 check_asm ebx_available '"":::"%ebx"'
8e380710 1775
d7f0920b 1776 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1777 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1778 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1779
1780 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 1781
d52481b9 1782 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d
LM
1783 enabled x86_64 && append YASMFLAGS "-m amd64"
1784 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1785 case "$objformat" in
1786 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1787 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1788 *) append YASMFLAGS "-DPREFIX" ;;
1789 esac
1790 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1791fi
1792
87ea51e0
LB
1793# check for assembler specific support
1794
5b6c2cbd 1795enabled ppc && check_asm dcbzl '"dcbzl 0, 1"'
799fde37 1796enabled ppc && check_asm ppc4xx '"maclhw r10, r11, r12"'
87ea51e0 1797
57bd82d4
MR
1798# check for SIMD availability
1799
115329f1 1800# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1801if enabled altivec; then
3ed1a2ee
DB
1802 check_cflags -maltivec -mabi=altivec &&
1803 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1804 check_cflags -faltivec
b6e52719 1805
0182fee8 1806 # check if our compiler supports Motorola AltiVec C API
497237c7 1807 check_cc <<EOF || disable altivec
dcd479c0 1808$inc_altivec_h
a9a07762
MN
1809int main(void) {
1810 vector signed int v1, v2, v3;
1811 v1 = vec_add(v2,v3);
1812 return 0;
1813}
1814EOF
b006b26c
DB
1815
1816 # check if our compiler supports braces for vector declarations
80a61f08 1817 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1818$inc_altivec_h
80a61f08 1819int main (void) { (vector int) {1}; return 0; }
b006b26c 1820EOF
a9a07762 1821fi
ab6c65f6 1822
b4e806b2 1823# We have to check if pld is a nop and disable it.
a2fc0f6a 1824enabled arm && check_asm pld '"pld [r0]"'
940f335a
MR
1825enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1826enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
ab5cb084 1827enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
f55b299a 1828enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1829enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1830enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1831enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1832enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1833
0f010b2f 1834enabled vis && add_cflags -mcpu=ultrasparc -mtune=ultrasparc
8b03def6 1835
57bd82d4
MR
1836# ---
1837# big/little-endian test
9eebe687
MR
1838check_cc <<EOF || die "endian test failed"
1839unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1840EOF
d04d9e16 1841od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1842
a3999908 1843# ---
3d204385
NK
1844# check availability of some header files
1845
a98bb16d
RP
1846if check_func dlopen; then
1847 ldl=
1848elif check_func dlopen -ldl; then
1849 ldl=-ldl
8bf5d58f
MN
1850fi
1851
7483e694
DB
1852check_func fork
1853check_func gethrtime
1854check_func getrusage
094c09bb 1855check_func inet_aton $network_extralibs
7483e694
DB
1856check_func memalign
1857check_func mkstemp
1f91cdce 1858check_func posix_memalign
b507ebd1 1859check_func_headers io.h setmode
2446d3d6 1860check_func_headers windows.h GetProcessTimes
6ffa87d3 1861
e16e49ac 1862check_header conio.h
a98bb16d
RP
1863check_header dlfcn.h
1864check_header malloc.h
bf6ce82d 1865check_header poll.h
b58412f1 1866check_header sys/mman.h
b091aa44 1867check_header sys/resource.h
bf6ce82d 1868check_header sys/select.h
a98bb16d 1869check_header termios.h
272081b0
CEH
1870check_header vdpau/vdpau.h
1871check_header vdpau/vdpau_x11.h
68178ca9 1872check_header X11/extensions/XvMClib.h
a98bb16d 1873
1f91cdce
RP
1874if ! enabled_any memalign memalign_hack posix_memalign && enabled need_memalign ; then
1875 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 1876fi
e16e49ac 1877
a4fa192c 1878disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1879disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1880
1881# check for some common methods of building with pthread support
1882# do this before the optional library checks as some of them require pthreads
1883if enabled pthreads; then
9e7fd101
MR
1884 if check_func pthread_create; then
1885 :
1886 elif check_func pthread_create -pthread; then
1887 add_cflags -pthread
afc9aee2 1888 add_extralibs -pthread
9e7fd101
MR
1889 elif check_func pthread_create -pthreads; then
1890 add_cflags -pthreads
afc9aee2 1891 add_extralibs -pthreads
8d94f606
GT
1892 elif check_func pthread_create -lpthreadGC2; then
1893 add_extralibs -lpthreadGC2
9e7fd101
MR
1894 elif ! check_lib pthread.h pthread_create -lpthread; then
1895 die "ERROR: can't find pthreads library"
1896 fi
57bd82d4
MR
1897fi
1898
8eee7025 1899for thread in $THREADS_LIST; do
e5f94c2b 1900 if enabled $thread; then
3ae3b721
RP
1901 test -n "$thread_type" &&
1902 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1903 thread_type="$thread"
e5f94c2b
RP
1904 fi
1905done
1906
fdf88598
MR
1907check_lib math.h sin -lm
1908
a33cab3a 1909# test for C99 functions in math.h
7b04b8a0 1910for func in llrint lrint lrintf round roundf truncf; do
a33cab3a 1911 check_exec <<EOF && enable $func || disable $func
f32adb22 1912#include <math.h>
a33cab3a 1913int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1914EOF
a33cab3a 1915done
f32adb22 1916
57bd82d4 1917# these are off by default, so fail if requested and not available
79fda097 1918enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1919enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1920enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1921enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1922 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1923 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1924enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1925enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1926enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1927enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1928enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1929enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1930 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1931enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1932enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1933enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1934enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1935 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1936 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1937enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1938enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1939
0b4a1821
AS
1940# libdc1394 check
1941if enabled libdc1394; then
1942 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1943 enable libdc1394_2; } ||
1944 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1945 enable libdc1394_1; } ||
1946 die "ERROR: No version of libdc1394 found "
1947fi
1948
1949
c13e1abd
FH
1950_restrict=
1951for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1952 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1953void foo(char * $restrict_keyword p);
1954EOF
c13e1abd
FH
1955done
1956
703afd07 1957test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1958
4f854758 1959if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1960 disable vhook
fbb9d104 1961 echo
b0268cc0 1962 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1963 echo "Patches welcome."
1964 echo
1965fi
1966
8d923001
MR
1967if enabled vhook; then
1968 check_ldflags -rdynamic
1969 check_ldflags -export-dynamic
1970fi
bfd2edeb 1971
eea50282
MR
1972check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1973check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1974
a86b921c 1975##########################################
29799f8b 1976# SDL check
a86b921c 1977
497237c7
RP
1978disable sdl_too_old
1979disable sdl
6a1a892f 1980SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1981if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1982 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1983 temp_cflags $sdl_cflags
dcd479c0 1984 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1985 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1986 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1987 if test "$_sdlversion" -lt 121 ; then
497237c7 1988 enable sdl_too_old
dcd479c0 1989 else
497237c7 1990 enable sdl
225e21ef 1991 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1992#include <SDL.h>
d6773f56 1993int main(int argc, char **argv){
29f3b38a
MR
1994 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1995 int w = vi->current_w;
1996 return 0;
1997}
1998EOF
dcd479c0
MR
1999 fi
2000 fi
29f3b38a 2001 restore_flags
c3f6b472 2002fi
57bd82d4 2003
2270b4b2 2004texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2005
7a91333f 2006##########################################
73b46a95
RP
2007# Network check
2008
2009if enabled network; then
96000432 2010 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
2011 # Prefer arpa/inet.h over winsock2
2012 if check_header arpa/inet.h ; then
2013 check_func closesocket
2014 elif check_header winsock2.h ; then
ea10ddde 2015 network_extralibs="-lws2_32"
72be9e73 2016 check_type ws2tcpip.h socklen_t
2446d3d6 2017 check_func_headers winsock2.h closesocket
73b46a95
RP
2018 fi
2019fi
2020
2021##########################################
29799f8b 2022# IPv6 check
7a91333f 2023
497237c7 2024enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
2025#include <sys/types.h>
2026#include <sys/socket.h>
2027#include <netinet/in.h>
2028#include <netdb.h>
db817cf3 2029int main(void) {
7483e694
DB
2030 struct sockaddr_storage saddr;
2031 struct ipv6_mreq mreq6;
2032 getaddrinfo(0,0,0,0);
2033 getnameinfo(0,0,0,0,0,0,0);
2034 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
2035}
2036EOF
2037
06e31011
RP
2038check_header linux/videodev.h
2039check_header linux/videodev2.h
1b6e8b73 2040check_header sys/videoio.h
47f38850 2041
2446d3d6 2042check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2043
f8aa696f 2044# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2045{ check_header dev/bktr/ioctl_meteor.h &&
2046 check_header dev/bktr/ioctl_bt848.h; } ||
2047{ check_header machine/ioctl_meteor.h &&
2048 check_header machine/ioctl_bt848.h; } ||
2049{ check_header dev/video/meteor/ioctl_meteor.h &&
2050 check_header dev/video/bktr/ioctl_bt848.h; } ||
2051check_header dev/ic/bt8xx.h
f8aa696f 2052
c7682de0
RP
2053check_header sys/soundcard.h
2054check_header soundcard.h
deb29777 2055
35fd8122
NG
2056check_header alsa/asoundlib.h &&
2057check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
2058
7483e694 2059# deal with the X11 frame grabber
56a059ac 2060enabled x11grab &&
f58f4ce1
GP
2061check_header X11/Xlib.h &&
2062check_header X11/extensions/XShm.h &&
2063check_func XOpenDisplay -lX11 &&
06eab4ba 2064check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2065
40bcf4c7 2066enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2067
2068# add some useful compiler flags if supported
2069check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2070check_cflags -Wall
2071check_cflags -Wno-switch
c07bd6a9
MN
2072check_cflags -Wdisabled-optimization
2073check_cflags -Wpointer-arith
2074check_cflags -Wredundant-decls
cc1fb623 2075check_cflags -Wno-pointer-sign
f4929996 2076check_cflags -Wcast-qual
9aceb3cf 2077check_cflags -Wwrite-strings
652a5bf6 2078check_cflags -Wtype-limits
764551c6 2079check_cflags -Wundef
5af4e0cc 2080enabled extra_warnings && check_cflags -Winline
cf9d24ad 2081
57bd82d4 2082# add some linker flags
5c0e9479 2083check_ldflags -Wl,--warn-common
8351d2ba
DB
2084check_ldflags -Wl,--as-needed
2085check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c2fd6530 2086check_ldflags -Wl,-Bsymbolic
94a3401e 2087
bd2216e4
MR
2088if enabled small; then
2089 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2090 optimizations="small"
2091elif enabled optimizations; then
3dddba4b 2092 if $cc -v 2>&1 | grep -q xlc; then
0f010b2f
DB
2093 add_cflags -O5
2094 add_ldflags -O5
cf9d24ad 2095 else
0f010b2f 2096 add_cflags -O3
cf9d24ad 2097 fi
cddf3f45 2098fi
11fdbc44 2099check_cflags -fno-math-errno
b2eb2ff0 2100check_cflags -fno-signed-zeros
cddf3f45 2101
504a64b9 2102# add some flags for Intel C Compiler
0c45cd07 2103if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2104 # Just warnings, no remarks
2105 check_cflags -w1
2106 # -wd: Disable following warnings
2107 # 144, 167, 556: -Wno-pointer-sign
2108 # 10006: ignoring unknown option -fno-signed-zeros
2109 # 10156: ignoring option '-W'; no argument required
2110 check_cflags -wd144,167,556,10006,10156
2111 # 11030: Warning unknown option --as-needed
2112 # 10156: ignoring option '-export'; no argument required
2113 check_ldflags -wd10156,11030
907eb3b5
CEH
2114 # Allow to compile with optimizations
2115 check_ldflags -march=$cpu
504a64b9
CEH
2116fi
2117
80581e98 2118# PIC flags for shared library objects where they are needed
5af4e0cc 2119if enabled shared; then
569cb218
MR
2120 # LIBOBJFLAGS may have already been set in the OS configuration
2121 if test -z "$LIBOBJFLAGS" ; then
a8e28698 2122 case "${subarch-$arch}" in
b6bd7268 2123 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2124 esac
2125 fi
80581e98
MN
2126fi
2127
90be59ef 2128if enabled gprof; then
0f010b2f
DB
2129 add_cflags -p
2130 add_ldflags -p
1db54e20
DB
2131fi
2132
3b26ee47 2133VHOOKCFLAGS="-fPIC"
18451f7d 2134
7f3c02fc 2135# Find out if the .align argument is a power of two or not.
9377b6ce 2136check_asm asmalign_pot '".align 3"'
4454dc1b 2137
7483e694
DB
2138enabled_any $DECODER_LIST && enable decoders
2139enabled_any $ENCODER_LIST && enable encoders
2140enabled_any $BSF_LIST && enable bsfs
2141enabled_any $DEMUXER_LIST && enable demuxers
2142enabled_any $MUXER_LIST && enable muxers
f7679c54 2143enabled_any $FILTER_LIST && enable filters
7483e694
DB
2144enabled_any $INDEV_LIST && enable demuxers
2145enabled_any $OUTDEV_LIST && enable muxers
2146enabled_any $PROTOCOL_LIST && enable protocols
2147
2148enabled_any $THREADS_LIST && enable threads
2149
2150check_deps $CONFIG_LIST \
b6bb00b0 2151 $CONFIG_EXTRA \
7483e694
DB
2152 $HAVE_LIST \
2153 $DECODER_LIST \
2154 $ENCODER_LIST \
2155 $PARSER_LIST \
2156 $BSF_LIST \
2157 $DEMUXER_LIST \
2158 $MUXER_LIST \
f7679c54 2159 $FILTER_LIST \
7483e694
DB
2160 $INDEV_LIST \
2161 $OUTDEV_LIST \
2162 $PROTOCOL_LIST \
f70f03f6 2163
3e89171a 2164echo "install prefix $prefix"
f36958f8
DB
2165echo "source path $source_path"
2166echo "C compiler $cc"
bfd5afd8 2167echo ".align is power-of-two $asmalign_pot"
f36958f8 2168echo "ARCH $arch ($cpu)"
ce8871c2
MR
2169if test "$build_suffix" != ""; then
2170 echo "build suffix $build_suffix"
eb94aca9 2171fi
ac63af34
DB
2172if test "$extra_version" != ""; then
2173 echo "version string suffix $extra_version"
2174fi
0db2ce77 2175echo "big-endian ${bigendian-no}"
5b6c2cbd 2176if enabled x86; then
af44e8e4 2177 echo "yasm ${yasm-no}"
0db2ce77 2178 echo "MMX enabled ${mmx-no}"
30e98e62 2179 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2180 echo "3DNow! enabled ${amd3dnow-no}"
1bb04d5a 2181 echo "SSE enabled ${sse-no}"
30e98e62 2182 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2183 echo "CMOV enabled ${cmov-no}"
2184 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2185 echo "EBX available ${ebx_available-no}"
2186 echo "EBP available ${ebp_available-no}"
e41e8342 2187fi
5b6c2cbd 2188if enabled arm; then
0db2ce77
MR
2189 echo "ARMv5TE enabled ${armv5te-no}"
2190 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2191 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2192 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2193 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2194 echo "NEON enabled ${neon-no}"
eba9ae3c 2195fi
5b6c2cbd 2196if enabled mips; then
0db2ce77 2197 echo "MMI enabled ${mmi-no}"
e41e8342 2198fi
5b6c2cbd 2199if enabled ppc; then
0db2ce77 2200 echo "AltiVec enabled ${altivec-no}"
30e98e62 2201 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2202 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2203 echo "performance report ${powerpc_perf-no}"
2204fi
2205if enabled sparc; then
2206 echo "VIS enabled ${vis-no}"
e41e8342 2207fi
0db2ce77
MR
2208echo "gprof enabled ${gprof-no}"
2209echo "debug symbols ${debug-no}"
87a0fb62 2210echo "strip symbols ${stripping-no}"
8400d6b8 2211echo "optimizations ${optimizations-no}"
0db2ce77
MR
2212echo "static ${static-no}"
2213echo "shared ${shared-no}"
4a24ab64 2214echo "postprocessing support ${postproc-no}"
13ca50f3 2215echo "software scaler enabled ${swscale-no}"
f7679c54 2216echo "new filter support ${avfilter-no}"
81124ba0 2217echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2218echo "video hooking ${vhook-no}"
90be59ef 2219if enabled vhook; then
0db2ce77
MR
2220 echo "Imlib2 support ${imlib2-no}"
2221 echo "FreeType support ${freetype2-no}"
68892110 2222fi
0db2ce77 2223echo "network support ${network-no}"
90be59ef 2224if enabled network; then
0db2ce77 2225 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2226fi
0db2ce77
MR
2227echo "threading support ${thread_type-no}"
2228echo "SDL support ${sdl-no}"
90be59ef 2229if enabled sdl_too_old; then
bfd5afd8
DB
2230 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2231fi
0db2ce77
MR
2232echo "Sun medialib support ${mlib-no}"
2233echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2234echo "libamr-nb support ${libamr_nb-no}"
2235echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2236echo "libdc1394 support ${libdc1394-no}"
690bfceb 2237echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2238echo "libfaac enabled ${libfaac-no}"
2239echo "libfaad enabled ${libfaad-no}"
7e0871a7 2240echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2241echo "libgsm enabled ${libgsm-no}"
2242echo "libmp3lame enabled ${libmp3lame-no}"
2243echo "libnut enabled ${libnut-no}"
f7cd9eed 2244echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2245echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2246echo "libtheora enabled ${libtheora-no}"
2247echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2248echo "libx264 enabled ${libx264-no}"
2249echo "libxvid enabled ${libxvid-no}"
272081b0 2250echo "vdpau enabled ${vdpau-no}"
0db2ce77 2251echo "zlib enabled ${zlib-no}"
f402916e 2252echo "bzlib enabled ${bzlib-no}"
2c62e737 2253echo
de6d9b64 2254
f7679c54 2255for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2256 echo "Enabled ${type}s:"
f65c9da1 2257 eval list=\$$(toupper $type)_LIST
8138b9db 2258 for part in $list; do
f65c9da1
MR
2259 enabled $part && echo ${part%_*}
2260 done | sort | pr -3 -t
2261 echo
8138b9db
RP
2262done
2263
ba321adb
JK
2264license="LGPL"
2265if enabled nonfree; then
2266 license="unredistributable"
2267elif enabled gpl; then
2268 license="GPL"
2269fi
2270
2271echo "License: $license"
ca5323af 2272
cf1392e9
DB
2273echo "Creating config.mak and config.h..."
2274
29799f8b
DB
2275echo "# Automatically generated by configure - do not modify!" > config.mak
2276echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2277echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2278echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2279echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
14a8acf1 2280echo "#define FFMPEG_DATADIR \"$(eval c_escape $datadir)\"" >> $TMPH
de6d9b64 2281
d921f03f 2282echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2283echo "prefix=$prefix" >> config.mak
22a324da
DB
2284echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2285echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2286echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2287echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
14a8acf1 2288echo "DATADIR=\$(DESTDIR)$datadir" >> config.mak
22a324da 2289echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2290echo "CC=$cc" >> config.mak
304d586d 2291echo "YASM=$yasmexe" >> config.mak
980fc7b8 2292echo "AR=$ar" >> config.mak
be7109c1 2293echo "RANLIB=$ranlib" >> config.mak
20369773 2294echo "LN_S=$ln_s" >> config.mak
87a0fb62 2295enabled stripping &&
3ae3b721 2296 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2297 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2298
a9b3f630 2299echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2300echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2301echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2302echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2303echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2304echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2305echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2306echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2307echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2308echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2309echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2310echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2311echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2312echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2313echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2314echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2315echo "SLIBSUF=$SLIBSUF" >> config.mak
2316echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2317echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2318echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2319echo "HOSTCC=$host_cc" >> config.mak
2320echo "HOSTCFLAGS=$host_cflags" >> config.mak
2321echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2322echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2323echo "TARGET_EXEC=$target_exec" >> config.mak
2324echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2325
90be59ef 2326if enabled bigendian; then
7483e694
DB
2327 echo "WORDS_BIGENDIAN=yes" >> config.mak
2328 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2329fi
44161118 2330
90be59ef 2331if enabled sdl; then
7483e694
DB
2332 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2333 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2334fi
90be59ef 2335if enabled texi2html; then
7483e694 2336 echo "BUILD_DOC=yes" >> config.mak
146ea952 2337fi
5a872801 2338
719c8e00
MR
2339get_version(){
2340 name=$1
2341 file=$source_path/$2
147e7692
MR
2342 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2343 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2344 lcname=$(tolower $name)
2345 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2346 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2347}
2348
147e7692
MR
2349get_version LIBSWSCALE libswscale/swscale.h
2350get_version LIBPOSTPROC libpostproc/postprocess.h
2351get_version LIBAVCODEC libavcodec/avcodec.h
2352get_version LIBAVDEVICE libavdevice/avdevice.h
2353get_version LIBAVFORMAT libavformat/avformat.h
2354get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2355get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2356
5af4e0cc 2357if enabled shared; then
7483e694
DB
2358 echo "BUILD_SHARED=yes" >> config.mak
2359 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2360 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2361 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2362 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2363 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2364 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2365 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2366 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2367 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2368fi
d7e27559 2369echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2370echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2371
7b5e8a27
DB
2372echo "ARCH=$arch" >> config.mak
2373
3d907e22
MR
2374print_config ARCH_ $TMPH config.mak $ARCH_LIST
2375print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2376print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2377 $CONFIG_EXTRA \
7483e694
DB
2378 $DECODER_LIST \
2379 $ENCODER_LIST \
2380 $PARSER_LIST \
2381 $BSF_LIST \
2382 $DEMUXER_LIST \
2383 $MUXER_LIST \
f7679c54 2384 $FILTER_LIST \
7483e694
DB
2385 $PROTOCOL_LIST \
2386 $INDEV_LIST \
2387 $OUTDEV_LIST \
8ac17293 2388
c13e1abd
FH
2389echo "#define restrict $_restrict" >> $TMPH
2390
bd2216e4 2391if enabled small; then
7483e694 2392 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2393fi
2394
997baf01
MR
2395echo "SRC_PATH=\"$source_path\"" >> config.mak
2396echo "SRC_PATH_BARE=$source_path" >> config.mak
2397echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2398
8156056e 2399# Apparently it's not possible to portably echo a backslash.
3ae3b721 2400enabled asmalign_pot &&
7483e694 2401 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2402 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2403
b4d96ba2 2404echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2405
9c05103f
DB
2406echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2407
b7860763 2408# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2409cmp -s $TMPH config.h &&
2410 echo "config.h is unchanged" ||
2411 mv -f $TMPH config.h
3d204385 2412
cea0ac52 2413rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2414
165af439 2415# build tree in object directory if source path is different from current one
90be59ef 2416if enabled source_path_used; then
165af439 2417 DIRS="\
7483e694
DB
2418 doc \
2419 libavcodec \
2420 libavcodec/alpha \
a2fc0f6a 2421 libavcodec/arm \
7483e694 2422 libavcodec/bfin \
7483e694
DB
2423 libavcodec/mlib \
2424 libavcodec/ppc \
2425 libavcodec/sh4 \
2426 libavcodec/sparc \
a6493a8f 2427 libavcodec/x86 \
52a9cf34 2428 libavdevice \
f7679c54 2429 libavfilter \
7483e694
DB
2430 libavformat \
2431 libavutil \
2432 libpostproc \
2433 libswscale \
2434 tests \
2435 tools \
2436 vhook \
2437 "
165af439 2438 FILES="\
7483e694
DB
2439 Makefile \
2440 common.mak \
71c61f62 2441 subdir.mak \
7483e694
DB
2442 doc/texi2pod.pl \
2443 libavcodec/Makefile \
52a9cf34 2444 libavdevice/Makefile \
f7679c54 2445 libavfilter/Makefile \
7483e694
DB
2446 libavformat/Makefile \
2447 libavutil/Makefile \
2448 libpostproc/Makefile \
2449 libswscale/Makefile \
2450 "
165af439 2451 for dir in $DIRS ; do
7483e694 2452 mkdir -p $dir
165af439
MR
2453 done
2454 for f in $FILES ; do
20369773 2455 $ln_s "$source_path/$f" $f
165af439
MR
2456 done
2457fi
def4272a 2458
def4272a 2459
d0674868 2460# build pkg-config files
def4272a 2461
d0674868
DB
2462pkgconfig_generate(){
2463name=$1
b0dfd108 2464shortname=${name#lib}${build_suffix}
d0674868
DB
2465comment=$2
2466version=$3
2467libs=$4
2468requires=$5
25cd5cb3 2469cat <<EOF > $name/$name.pc
3e89171a 2470prefix=$prefix
a94e666c 2471exec_prefix=\${prefix}
f2b7382c 2472libdir=$libdir
7622778e 2473includedir=$incdir
def4272a 2474
d0674868
DB
2475Name: $name
2476Description: $comment
2477Version: $version
5dcfe9f8
AH
2478Requires: $(disabled shared && echo $requires)
2479Requires.private: $(enabled shared && echo $requires)
def4272a 2480Conflicts:
12701f6e
AH
2481Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2482Libs.private: $(enabled shared && echo $libs)
76a448ed 2483Cflags: -I\${includedir}
def4272a 2484EOF
25cd5cb3 2485cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2486prefix=
2487exec_prefix=
46d1ff83 2488libdir=\${pcfiledir}
1d44d365 2489includedir=${source_path}
def4272a 2490
d0674868
DB
2491Name: $name
2492Description: $comment
2493Version: $version
2494Requires: $requires
def4272a 2495Conflicts:
12701f6e 2496Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2497Cflags: -I\${includedir}
2498EOF
d0674868 2499}
def4272a 2500
e426941d 2501pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2502pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2503pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2504pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2505enabled avfilter &&
46983309 2506 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2507enabled postproc &&
e426941d 2508 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2509if enabled swscale; then
e426941d 2510 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2511else
46983309 2512 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2513 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2514fi